<?php

// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006 - 2012 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org / licenses / LICENSE - 2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st < liu21st@gmail.com >
// +----------------------------------------------------------------------
//cnzz wap 统计代码
















function IS_mobile() {
    $user_agent = $_SERVER['HTTP_USER_AGENT'];

    $mobile_agents = Array("240x320", "acer", "acoon", "acs-", "abacho", "ahong", "airness", "alcatel", "amoi", "android", "anywhereyougo.com", "applewebkit/525", "applewebkit/532", "asus", "audio", "au-mic", "avantogo", "becker", "benq", "bilbo", "bird", "blackberry", "blazer", "bleu", "cdm-", "compal", "coolpad", "danger", "dbtel", "dopod", "elaine", "eric", "etouch", "fly ", "fly_", "fly-", "go.web", "goodaccess", "gradiente", "grundig", "haier", "hedy", "hitachi", "htc", "huawei", "hutchison", "inno", "ipad", "ipaq", "ipod", "jbrowser", "kddi", "kgt", "kwc", "lenovo", "lg ", "lg2", "lg3", "lg4", "lg5", "lg7", "lg8", "lg9", "lg-", "lge-", "lge9", "longcos", "maemo", "mercator", "meridian", "micromax", "midp", "mini", "mitsu", "mmm", "mmp", "mobi", "mot-", "moto", "nec-", "netfront", "newgen", "nexian", "nf-browser", "nintendo", "nitro", "nokia", "nook", "novarra", "obigo", "palm", "panasonic", "pantech", "philips", "phone", "pg-", "playstation", "pocket", "pt-", "qc-", "qtek", "rover", "sagem", "sama", "samu", "sanyo", "samsung", "sch-", "scooter", "sec-", "sendo", "sgh-", "sharp", "siemens", "sie-", "softbank", "sony", "spice", "sprint", "spv", "symbian", "tablet", "talkabout", "tcl-", "teleca", "telit", "tianyu", "tim-", "toshiba", "tsm", "up.browser", "utec", "utstar", "verykool", "virgin", "vk-", "voda", "voxtel", "vx", "wap", "wellco", "wig browser", "wii", "windows ce", "wireless", "xda", "xde", "zte");
    $is_mobile = false;
    foreach ($mobile_agents as $device) {//这里把值遍历一遍，用于查找是否有上述字符串出现过 
        if (stristr($user_agent, $device)) { //stristr 查找访客端信息是否在上述数组中，不存在即为PC端。 
            $is_mobile = true;
            break;
        }
    }
    return $is_mobile;
}

function Is_qq($qq = null) {

    if ($qq == '') {
        return false;
    }

    if (!is_numeric($qq)) {
        return false;
    }

    $len = strlen($qq);

    if ($len > 4 && $len < 13) {
        if (preg_match('/^[1-9][0-9]{4,12}$/', $qq)) {
            return true;
        }
    }


    return false;
}

//验证邮箱
function IS_email($email = NULL) {

    if ($email == '') {
        return FALSE;
    }

    if (!(is_string($email))) {
        return FALSE;
    }



    if (!(filter_var($email, FILTER_VALIDATE_EMAIL))) {
        return FALSE;
    }

    return TRUE;
}

//验证手机
function IS_phonenumber($phonenumber = null) {

    if ($phonenumber == '') {
        //如果为空
        return FALSE;
    }

    if (!is_numeric($phonenumber)) {
        //是否为数字
        return FALSE;
    }

    if (strlen($phonenumber) < 11) {
        //如果长度小于11
        return FALSE;
    }
    if (preg_match("/1[34578]{1}\d{9}$/", $phonenumber)) {

        return TRUE;
    }

    return FALSE;
}

//获取一个随机且唯一的订单号；
function getordcode() {
    $Ord = M('Orderlist');
    $numbers = range(10, 99);
    shuffle($numbers);
    $code = array_slice($numbers, 0, 4);
    $ordcode = $code[0] . $code[1] . $code[2] . $code[3];
    $oldcode = $Ord->where("ordcode='" . $ordcode . "'")->getField('ordcode');
    if ($oldcode) {
        getordcode();
    } else {
        return $ordcode;
    }
}

//创建订单编号函数
function orderSN() {

    return date('YmdHis') . rand(111111, 999999);
}

//================pay end=====
//参数处理函数
function RepPostVar($val) {



    if ($val != addslashes($val)) {
        exit("Don't hacked");
    }
    CkPostStrChar($val);
    $val = str_replace(" ", "", $val);
    $val = str_replace("\t", "", $val);
    $val = str_replace("%20", "", $val);
    $val = str_replace("%27", "", $val);
    $val = str_replace("*", "", $val);
    $val = str_replace("'", "", $val);
    $val = str_replace("\"", "", $val);
    $val = str_replace("/", "", $val);
    $val = str_replace(";", "", $val);
    $val = str_replace("#", "", $val);
    $val = str_replace("--", "", $val);






    //$val = str_replace("_", "\_", $val);     // 把 '_'过滤掉
    //$val = str_replace(" % ", "\ % ", $val);     // 把 ' % '过滤掉



    $val = RepPostStr($val, 1);
    $val = addslashes($val);
    //FireWall
    FWClearGetText($val);
    return $val;
}

//处理编码字符
function CkPostStrChar($val) {
    if (substr($val, - 1) == "\\") {
        exit("Don't hacked");
    }
}

//增加adds
function AddAddsData($data) {
    if (!MAGIC_QUOTES_GPC) {
        $data = addslashes($data);
    }
    return $data;
}

//处理提交字符
function RepPostStr($val, $ecms = 0) {
    $val = ehtmlspecialchars($val, ENT_QUOTES);
    if ($ecms == 0) {
        CkPostStrChar($val);

        $val = AddAddsData($val);
        //FireWall
        FWClearGetText($val);
    }
    return $val;
}

//检查敏感字符
function FWClearGetText($str) {

    if (empty($ecms_config['fw']['eopen'])) {
        return '';
    }
    if (empty($ecms_config['fw']['cleargettext'])) {
        return '';
    }
    $r = explode(',', $ecms_config['fw']['cleargettext']);
    $count = count($r);
    for ($i = 0; $i < $count; $i++) {
        if (stristr($str, $r[$i])) {
            FWShowMsg('非法字符串！');
        }
    }
}

//htmlspecialchars处理
function ehtmlspecialchars($val, $flags = ENT_COMPAT) {

    if (PHP_VERSION >= '5.4.0') {
        if (C('DEFAULT_CHARSET') == 'utf-8') {
            $char = 'UTF-8';
        } else {
            $char = 'ISO-8859-1';
        }
        $val = htmlspecialchars($val, $flags, $char);
    } else {
        $val = htmlspecialchars($val, $flags);
    }
    return $val;
}

/*
  函数名称：verify_id()
  函数作用：校验提交的ID类值是否合法
  参　　数：$id: 提交的ID值
  返 回 值：返回处理后的ID
 */

function verify_id($id = null) {



    if (!$id) {
        exit('没有提交参数！');
    }     // 是否为空判断
    elseif (inject_check($id)) {
        exit('提交的参数非法！');
    }     // 注射判断
    elseif (!is_numeric($id)) {
        exit('提交的参数非法！');
    }     // 数字判断
    $id = intval($id);     // 整型化

    return $id;
}

/*
  函数名称：inject_check()
  函数作用：检测提交的值是不是含有SQL注射的字符，防止注射，保护服务器安全
  参　　数：$sql_str: 提交的变量
  返 回 值：返回检测结果，ture or false
 */

function inject_check($sql_str) {

    return eregi('select|insert|and|or|update|delete|\'|\/\*|\*|\.\.\/|\.\/|union|into|load_file|outfile', $sql_str);
    // 进行过滤
}

/*
  函数名称：str_check()
  函数作用：对提交的字符串进行过滤
  参　　数：$var: 要处理的字符串
  返 回 值：返回过滤后的字符串
 */

function str_check($str) {
    if (!get_magic_quotes_gpc()) {
        // 判断magic_quotes_gpc是否打开
        $str = addslashes($str);     // 进行过滤
    }
    $str = str_replace("_", "\_", $str);     // 把 '_'过滤掉
    $str = str_replace("%", "\%", $str);     // 把 ' % '过滤掉

    return $str;
}

//时间格式化
function timer($t) {
    $now = time();
    $dif = $now - $t;
    if ($dif < 0 || $dif >= 604800) {
        $time = date('Y-m-d H:i:s', $t);
        return $time;
    }
    if ($dif < 60) {
        $time = $dif;
        return $time . "秒以前";
    }
    if ($dif >= 60 && $dif < 3600) {
        $time = floor($dif / 60);
        return $time . "分钟以前";
    }
    if ($dif >= 3600 && $dif < 86400) {
        $time = floor($dif / 3600);
        return $time . "小时以前";
    }
    if ($dif >= 86400 && $dif < 604800) {
        $time = floor($dif / 86400);
        return $time . "天以前";
    }
}

/**
 * functionName TOINarray
 * 用in 封装的批量更新方法
 * param Array $data
 * return Array
 */
function TOINarray($data) {
    foreach ($data as $item => $v) {
        $k[] = $v[key($v)];
    }

    $k = array_values($k);


    $str = implode(',', $k);

    return array('in', $str);
}

//得到公司相册中的最新图片 在热股信息中有使用
function COMPHOTONew($comlistedid, $limit, $order = 'comphoto_ptime') {

    //连接相册表
    $adb = M('comalbum');
    $order .= ' desc';
    $data_bum['comalbum_comlistedid'] = $comlistedid;
    //$data_bum['comalbum_name'] = 'person';
    $data_bum['comalbum_verifystatus'] = '1';
    //根据相册表查询
    $num = $adb->where($data_bum)->count();
    if ($num <= 0) {
        return '';
    }
    //查出相册ID
    $comalbuminfo = $adb->where($data_bum)->select();

    $id_in = '';
    foreach ($comalbuminfo as $k => $v) {

        if ($k == count($comalbuminfo) - 1) {
            $id_in .= $v['comalbum_id'];
        } else {
            $id_in .= $v['comalbum_id'] . ',';
        }
    }

    if ($id_in) {

        //连接相片表
        $photo = M('comphoto');

        $comphoto_num = $photo->where(
                        array('comphoto_comalbumid' => array('IN', $id_in),
                            'comphoto_verifystatus' => array('eq', 1),
                            'comphoto_isdel' => array('eq', 0))
                )->count();

        if ($comphoto_num) {
            $comphoto = $photo->where(array('comphoto_comalbumid' => array('IN', $id_in), 'comphoto_verifystatus' => array('eq', 1), 'comphoto_isdel' => array('eq', 0)))->order($order)->limit($limit)->select();
            return $comphoto;
        }
    }
    return '';
}

//发短信函数
function ESend() {

    vendor("Send.ToolsSend");

    return ToolsSend::sEmail();
}

function JWRSendMail($email, $title, $text) {



    Vendor('EmpireMailer.ECMSSMail');

    return ECMSSMail::JwrToSendMail($email, $title, $text);
}

function TMailcode($title, $content, $toemail) {

    Vendor('PHPMailer51.toolsEmail');

    return toolsEmail::toemail($title, $content . '您的验证码是：' . Trand, $toemail);
}

//生成随机数，用于邮箱验证
function Trand() {

    $checkemamilcode = rand(1000, 9999);

    session('checkemamilcode', $checkemamilcode);

    return $checkemamilcode;
}

//发短信函数
function TSMS($tels, $tempId = '52549') {

    vendor("message.message");

    return message::TSMS($tels, $tempId);
}

//二维码
function QR($id) {


    vendor("qrcode.qr");

    qr::createQRCode($id);
}

function time_format($time) {
    $now = time();
    $day = date('Y-m-d', intval($time));
    $today = date('Y-m-d');

    $dayArr = explode('-', $day);
    $todayArr = explode('-', $today);

    //距离的天数，这种方法超过30天则不一定准确，但是30天内是准确的，因为一个月可能是30天也可能是31天
    $days = ($todayArr[0] - $dayArr[0]) * 365 + (($todayArr[1] - $dayArr[1]) * 30) + ($todayArr[2] - $dayArr[2]);
    //距离的秒数
    $secs = $now - intval($time);

    if ($todayArr[0] - $dayArr[0] > 0 && $days > 3) {
        //跨年且超过3天
        return date('Y-m-d', intval($time));
    } else {

        if ($days < 1) {
            //今天
            if ($secs < 60)
                return $secs . '秒前';



            elseif ($secs < 3600)
                return floor($secs / 60) . "分钟前";
            else
                return floor($secs / 3600) . "小时前";
        }
        else
        if ($days < 2) {
            //昨天
            $hour = date('h', intval($time));
            return "昨天" . $hour . '点';
        } elseif ($days < 3) {
            //前天
            $hour = date('h', intval($time));
            return "前天" . $hour . '点';
        } else {
            //三天前
            return date('m月d号', intval($time));
        }
    }
}

/*

  /**
 * 格式化时间
 * @param  [type] $time [要格式化的时间戳]
 * @return [type]       [description]
 *
  function time_format($time){
  //当前时间
  $now1 = time();
  //今天零时零分零秒
  $today = strtotime(date('y-m-d', $now1));
  //传递时间与当前时秒相差的秒数
  (int)$diff = $now1 - $time;




  $str = '';
  switch ($time) {



  case $diff < 60 :
  $str = $diff . '秒前';
  break;



  case $diff < 3600 :
  $str = floor($diff / 60) . '分钟前';
  break;
  case $diff < (3600 * 8) :
  $str = floor($diff / 3600) . '小时前';
  break;
  case $time > $today :
  $str = '今天&nbsp;&nbsp;' . date('H:i', $time);
  break;
  default :
  $str = date('Y-m-d', $time);
  }
  return $str;
  }


 */

//判断身份证函数
function IDCCheck($idc) {


    vendor("IDCCheck.IdCardCheck");

    return IdCardCheck::validationIdCard($idc);
}

/*

  function encrypt($str)
  {
  $salt     = "juwairenadmin";
  $encrypt0 = md5($str);
  $encrypt1 = md5($salt);
  $encrypt2 = md5($encrypt0.$encrypt1);

  $encrypt3 = md5($salt.$encrypt2);



  $encrypt4 = crypt($encrypt3,$salt);
  $encrypt5 = sha1($salt);
  $str      = sha1($encrypt0.$encrypt1.$encrypt2.$encrypt3.$encrypt4.$encrypt5.$encrypt5);

  return $str;
  }

 */

function P($data = NULL) {
    if (is_array($data)) {


        echo '<pre>';
        print_r($data);
        echo '</pre>';
    } elseif (is_string($data)) {
        echo '<pre>';
        echo($data);
        echo '</pre>';
    } else {


        var_dump($data);
    }


    die();
}

/**
 * Think 标准模式公共函数库
 * @category   Think
 * @package  Common
 * @author   liu21st <liu21st@gmail.com>
 */

/**
 * 错误输出
 * @param mixed $error 错误
 * @return void
 */
function halt($error) {
    $e = array();
    if (APP_DEBUG) {
        //调试模式下输出错误信息
        if (!is_array($error)) {
            $trace = debug_backtrace();
            $e['message'] = $error;
            $e['file'] = $trace[0]['file'];
            $e['line'] = $trace[0]['line'];
            ob_start();
            debug_print_backtrace();
            $e['trace'] = ob_get_clean();
        } else {
            $e = $error;
        }
    } else {
        //否则定向到错误页面
        $error_page = C('ERROR_PAGE');
        if (!empty($error_page)) {
            redirect($error_page);
        } else {
            if (C('SHOW_ERROR_MSG'))
                $e['message'] = is_array($error) ? $error['message'] : $error;
            else
                $e['message'] = C('ERROR_MESSAGE');
        }
    }
    // 包含异常页面模板
    include C('TMPL_EXCEPTION_FILE');
    exit;
}

/**
 * 自定义异常处理
 * @param string $msg 异常消息
 * @param string $type 异常类型 默认为ThinkException
 * @param integer $code 异常代码 默认为0
 * @return void
 */
function throw_exception($msg, $type = 'ThinkException', $code = 0) {
    if (class_exists($type, false))
        throw new $type($msg, $code);
    else
        halt($msg);        // 异常类型不存在则输出错误信息字串
}

/**
 * 浏览器友好的变量输出
 * @param mixed $var 变量
 * @param boolean $echo 是否输出 默认为True 如果为false 则返回输出字符串
 * @param string $label 标签 默认为空
 * @param boolean $strict 是否严谨 默认为true
 * @return void|string
 */
function dump($var, $echo = true, $label = null, $strict = true) {
    $label = ($label === null) ? '' : rtrim($label) . ' ';
    if (!$strict) {
        if (ini_get('html_errors')) {
            $output = print_r($var, true);
            $output = '<pre>' . $label . htmlspecialchars($output, ENT_QUOTES) . '</pre>';
        } else {
            $output = $label . print_r($var, true);
        }
    } else {
        ob_start();
        var_dump($var);
        $output = ob_get_clean();
        if (!extension_loaded('xdebug')) {
            $output = preg_replace('/\]\=\>\n(\s+)/m', '] => ', $output);
            $output = '<pre>' . $label . htmlspecialchars($output, ENT_QUOTES) . '</pre>';
        }
    }
    if ($echo) {
        echo($output);
        return null;
    } else
        return $output;
}

/**
 * 404处理
 * 调试模式会抛异常
 * 部署模式下面传入url参数可以指定跳转页面，否则发送404信息
 * @param string $msg 提示信息
 * @param string $url 跳转URL地址
 * @return void
 */
function _404($msg = '', $url = '') {
    APP_DEBUG && throw_exception($msg);
    if ($msg && C('LOG_EXCEPTION_RECORD'))
        Log::write($msg);
    if (empty($url) && C('URL_404_REDIRECT')) {
        $url = C('URL_404_REDIRECT');
    }
    if ($url) {
        redirect($url);
    } else {
        send_http_status(404);
        exit;
    }
}

/**
 * 设置当前页面的布局
 * @param string|false $layout 布局名称 为false的时候表示关闭布局
 * @return void
 */
function layout($layout) {
    if (false !== $layout) {
        // 开启布局
        C('LAYOUT_ON', true);
        if (is_string($layout)) {
            // 设置新的布局模板
            C('LAYOUT_NAME', $layout);
        }
    } else {
        // 临时关闭布局
        C('LAYOUT_ON', false);
    }
}

/**
 * URL组装 支持不同URL模式
 * @param string $url URL表达式，格式：'[分组/模块/操作#锚点@域名]?参数1=值1&参数2=值2...'
 * @param string|array $vars 传入的参数，支持数组和字符串
 * @param string $suffix 伪静态后缀，默认为true表示获取配置值
 * @param boolean $redirect 是否跳转，如果设置为true则表示跳转到该URL地址
 * @param boolean $domain 是否显示域名
 * @return string
 */
function U($url = '', $vars = '', $suffix = true, $redirect = false, $domain = false) {
    // 解析URL
    $info = parse_url($url);
    $url = !empty($info['path']) ? $info['path'] : ACTION_NAME;
    if (isset($info['fragment'])) {
        // 解析锚点
        $anchor = $info['fragment'];
        if (false !== strpos($anchor, '?')) {
            // 解析参数
            list($anchor, $info['query']) = explode('?', $anchor, 2);
        }
        if (false !== strpos($anchor, '@')) {
            // 解析域名
            list($anchor, $host) = explode('@', $anchor, 2);
        }
    } elseif (false !== strpos($url, '@')) {
        // 解析域名
        list($url, $host) = explode('@', $info['path'], 2);
    }
    // 解析子域名
    if (isset($host)) {
        $domain = $host . (strpos($host, '.') ? '' : strstr($_SERVER['HTTP_HOST'], '.'));
    } elseif ($domain === true) {
        $domain = $_SERVER['HTTP_HOST'];
        if (C('APP_SUB_DOMAIN_DEPLOY')) {
            // 开启子域名部署
            $domain = $domain == 'localhost' ? 'localhost' : 'www' . strstr($_SERVER['HTTP_HOST'], '.');
            // '子域名'=>array('项目[ / 分组]');
            foreach (C('APP_SUB_DOMAIN_RULES') as $key => $rule) {
                if (false === strpos($key, '*') && 0 === strpos($url, $rule[0])) {
                    $domain = $key . strstr($domain, '.'); // 生成对应子域名
                    $url = substr_replace($url, '', 0, strlen($rule[0]));
                    break;
                }
            }
        }
    }

    // 解析参数
    if (is_string($vars)) {
        // aaa = 1 & bbb = 2 转换成数组
        parse_str($vars, $vars);
    } elseif (!is_array($vars)) {
        $vars = array();
    }
    if (isset($info['query'])) {
        // 解析地址里面参数 合并到vars
        parse_str($info['query'], $params);
        $vars = array_merge($params, $vars);
    }

    // URL组装
    $depr = C('URL_PATHINFO_DEPR');
    if ($url) {
        if (0 === strpos($url, '/')) {
            // 定义路由
            $route = true;
            $url = substr($url, 1);
            if ('/' != $depr) {
                $url = str_replace('/', $depr, $url);
            }
        } else {
            if ('/' != $depr) {
                // 安全替换
                $url = str_replace('/', $depr, $url);
            }
            // 解析分组、模块和操作
            $url = trim($url, $depr);
            $path = explode($depr, $url);
            $var = array();
            $var[C('VAR_ACTION')] = !empty($path) ? array_pop($path) : ACTION_NAME;
            $var[C('VAR_MODULE')] = !empty($path) ? array_pop($path) : MODULE_NAME;
            if ($maps = C('URL_ACTION_MAP')) {
                if (isset($maps[strtolower($var[C('VAR_MODULE')])])) {
                    $maps = $maps[strtolower($var[C('VAR_MODULE')])];
                    if ($action = array_search(strtolower($var[C('VAR_ACTION')]), $maps)) {
                        $var[C('VAR_ACTION')] = $action;
                    }
                }
            }
            if ($maps = C('URL_MODULE_MAP')) {
                if ($module = array_search(strtolower($var[C('VAR_MODULE')]), $maps)) {
                    $var[C('VAR_MODULE')] = $module;
                }
            }
            if (C('URL_CASE_INSENSITIVE')) {
                $var[C('VAR_MODULE')] = parse_name($var[C('VAR_MODULE')]);
            }
            if (!C('APP_SUB_DOMAIN_DEPLOY') && C('APP_GROUP_LIST')) {
                if (!empty($path)) {
                    $group = array_pop($path);
                    $var[C('VAR_GROUP')] = $group;
                } else {
                    if (GROUP_NAME != C('DEFAULT_GROUP')) {
                        $var[C('VAR_GROUP')] = GROUP_NAME;
                    }
                }
                if (C('URL_CASE_INSENSITIVE') && isset($var[C('VAR_GROUP')])) {
                    $var[C('VAR_GROUP')] = strtolower($var[C('VAR_GROUP')]);
                }
            }
        }
    }

    if (C('URL_MODEL') == 0) {
        // 普通模式URL转换
        $url = __APP__ . '?' . http_build_query(array_reverse($var));
        if (!empty($vars)) {
            $vars = urldecode(http_build_query($vars));
            $url .= '&' . $vars;
        }
    } else {
        // PATHINFO模式或者兼容URL模式
        if (isset($route)) {
            $url = __APP__ . '/' . rtrim($url, $depr);
        } else {
            $url = __APP__ . '/' . implode($depr, array_reverse($var));
        }
        if (!empty($vars)) {
            // 添加参数
            foreach ($vars as $var => $val) {
                if ('' !== trim($val))
                    $url .= $depr . $var . $depr . urlencode($val);
            }
        }
        if ($suffix) {
            $suffix = $suffix === true ? C('URL_HTML_SUFFIX') : $suffix;
            if ($pos = strpos($suffix, '|')) {
                $suffix = substr($suffix, 0, $pos);
            }
            if ($suffix && '/' != substr($url, - 1)) {
                $url .= '.' . ltrim($suffix, '.');
            }
        }
    }
    if (isset($anchor)) {
        $url .= '#' . $anchor;
    }
    if ($domain) {
        $url = (is_ssl() ? 'https://' : 'http://') . $domain . $url;
    }
    if ($redirect) // 直接跳转URL
        redirect($url);
    else
        return $url;
}

/**
 * 渲染输出Widget
 * @param string $name Widget名称
 * @param array $data 传入的参数
 * @param boolean $return 是否返回内容
 * @param string $path Widget所在路径
 * @return void
 */
function W($name, $data = array(), $return = false, $path = '') {
    $class = $name . 'Widget';
    $path = empty($path) ? BASE_LIB_PATH : $path;
    require_cache($path . 'Widget/' . $class . '.class.php');
    if (!class_exists($class))
        throw_exception(L('_CLASS_NOT_EXIST_') . ':' . $class);
    $widget = Think::instance($class);
    $content = $widget->render($data);
    if ($return)
        return $content;
    else
        echo $content;
}

/**
 * 过滤器方法 引用传值
 * @param string $name 过滤器名称
 * @param string $content 要过滤的内容
 * @return void
 */
function filter($name, & $content) {
    $class = $name . 'Filter';
    require_cache(BASE_LIB_PATH . 'Filter/' . $class . '.class.php');
    $filter = new $class();
    $content = $filter->run($content);
}

/**
 * 判断是否SSL协议
 * @return boolean
 */
function is_ssl() {
    if (isset($_SERVER['HTTPS']) && ('1' == $_SERVER['HTTPS'] || 'on' == strtolower($_SERVER['HTTPS']))) {
        return true;
    } elseif (isset($_SERVER['SERVER_PORT']) && ('443' == $_SERVER['SERVER_PORT'] )) {
        return true;
    }
    return false;
}

/**
 * URL重定向
 * @param string $url 重定向的URL地址
 * @param integer $time 重定向的等待时间（秒）
 * @param string $msg 重定向前的提示信息
 * @return void
 */
function redirect($url, $time = 0, $msg = '') {



    //多行URL地址支持
    $url = str_replace(array("\n", "\r"), '', $url);


    if (empty($msg))
        $msg = "系统将在{$time}秒之后自动跳转到{$url}！";

    if (!headers_sent()) {
        // redirect
        if (0 === $time) {
            header('Location: ' . $url);
        } else {
            header("refresh:{$time};url={$url}");
            echo($msg);
        }
        exit();
    } else {
        $str = "<meta http-equiv='Refresh' content='{$time};URL={$url}'>";
        if ($time != 0)
            $str .= $msg;
        exit($str);
    }
}

/**
 * 缓存管理
 * @param mixed $name 缓存名称，如果为数组表示进行缓存设置
 * @param mixed $value 缓存值
 * @param mixed $options 缓存参数
 * @return mixed
 */
function S($name, $value = '', $options = null) {



    static $cache = '';
    if (is_array($options) && empty($cache)) {
        // 缓存操作的同时初始化
        $type = isset($options['type']) ? $options['type'] : '';
        $cache = Cache::getInstance($type, $options);
    } elseif (is_array($name)) {
        // 缓存初始化
        $type = isset($name['type']) ? $name['type'] : '';
        $cache = Cache::getInstance($type, $name);
        return $cache;
    } elseif (empty($cache)) {
        // 自动初始化
        $cache = Cache::getInstance();
    }
    if ('' === $value) {
        // 获取缓存
        return $cache->get($name);
    } elseif (is_null($value)) {
        // 删除缓存
        return $cache->rm($name);
    } else {
        // 缓存数据
        if (is_array($options)) {
            $expire = isset($options['expire']) ? $options['expire'] : NULL;
        } else {
            $expire = is_numeric($options) ? $options : NULL;
        }
        return $cache->set($name, $value, $expire);
    }
}

// S方法的别名 已经废除 不再建议使用
function cache($name, $value = '', $options = null) {
    return S($name, $value, $options);
}

/**
 * 快速文件数据读取和保存 针对简单类型数据 字符串、数组
 * @param string $name 缓存名称
 * @param mixed $value 缓存值
 * @param string $path 缓存路径
 * @return mixed
 */
function F($name, $value = '', $path = DATA_PATH) {
    static $_cache = array();
    $filename = $path . $name . '.php';
    if ('' !== $value) {
        if (is_null($value)) {
            // 删除缓存
            return false !== strpos($name, '*') ? array_map("unlink", glob($filename)) : unlink($filename);
        } else {
            // 缓存数据
            $dir = dirname($filename);
            // 目录不存在则创建
            if (!is_dir($dir))
                mkdir($dir, 0755, true);
            $_cache[$name] = $value;
            return file_put_contents($filename, strip_whitespace("<?php\treturn " . var_export($value, true) . ";?>"));
        }
    }
    if (isset($_cache[$name]))
        return $_cache[$name];
    // 获取缓存数据
    if (is_file($filename)) {
        $value = include $filename;
        $_cache[$name] = $value;
    } else {
        $value = false;
    }
    return $value;
}

/**
 * 取得对象实例 支持调用类的静态方法
 * @param string $name 类名
 * @param string $method 方法名，如果为空则返回实例化对象
 * @param array $args 调用参数
 * @return object
 */
function get_instance_of($name, $method = '', $args = array()) {
    static $_instance = array();
    $identify = empty($args) ? $name . $method : $name . $method . to_guid_string($args);
    if (!isset($_instance[$identify])) {
        if (class_exists($name)) {
            $o = new $name();
            if (method_exists($o, $method)) {
                if (!empty($args)) {
                    $_instance[$identify] = call_user_func_array(array(& $o, $method), $args);
                } else {
                    $_instance[$identify] = $o->$method();
                }
            } else
                $_instance[$identify] = $o;
        } else
            halt(L('_CLASS_NOT_EXIST_') . ':' . $name);
    }
    return $_instance[$identify];
}

/**
 * 根据PHP各种类型变量生成唯一标识号
 * @param mixed $mix 变量
 * @return string
 */
function to_guid_string($mix) {
    if (is_object($mix) && function_exists('spl_object_hash')) {
        return spl_object_hash($mix);
    } elseif (is_resource($mix)) {
        $mix = get_resource_type($mix) . strval($mix);
    } else {
        $mix = serialize($mix);
    }
    return md5($mix);
}

/**
 * XML编码
 * @param mixed $data 数据
 * @param string $root 根节点名
 * @param string $item 数字索引的子节点名
 * @param string $attr 根节点属性
 * @param string $id   数字索引子节点key转换的属性名
 * @param string $encoding 数据编码
 * @return string
 */
function xml_encode($data, $root = 'think', $item = 'item', $attr = '', $id = 'id', $encoding = 'utf-8') {
    if (is_array($attr)) {
        $_attr = array();
        foreach ($attr as $key => $value) {
            $_attr[] = "{$key}=\"{$value}\"";
        }
        $attr = implode(' ', $_attr);
    }
    $attr = trim($attr);
    $attr = empty($attr) ? '' : " {$attr}";
    $xml = "<?xml version=\"1.0\" encoding=\"{$encoding}\"?>";
    $xml .= "<{$root}{$attr}>";
    $xml .= data_to_xml($data, $item, $id);
    $xml .= "</{$root}>";
    return $xml;
}

/**
 * 数据XML编码
 * @param mixed  $data 数据
 * @param string $item 数字索引时的节点名称
 * @param string $id   数字索引key转换为的属性名
 * @return string
 */
function data_to_xml($data, $item = 'item', $id = 'id') {
    $xml = $attr = '';
    foreach ($data as $key => $val) {
        if (is_numeric($key)) {
            $id && $attr = " {$id}=\"{$key}\"";
            $key = $item;
        }
        $xml .= "<{$key}{$attr}>";
        $xml .= (is_array($val) || is_object($val)) ? data_to_xml($val, $item, $id) : $val;
        $xml .= "</{$key}>";
    }
    return $xml;
}

/**
 * session管理函数
 * @param string|array $name session名称 如果为数组则表示进行session设置
 * @param mixed $value session值
 * @return mixed
 */
function session($name, $value = '') {
    $prefix = C('SESSION_PREFIX');
    if (is_array($name)) {
        // session初始化 在session_start 之前调用
        if (isset($name['prefix']))
            C('SESSION_PREFIX', $name['prefix']);
        if (C('VAR_SESSION_ID') && isset($_REQUEST[C('VAR_SESSION_ID')])) {
            session_id($_REQUEST[C('VAR_SESSION_ID')]);
        } elseif (isset($name['id'])) {
            session_id($name['id']);
        }
        ini_set('session.auto_start', 0);
        if (isset($name['name']))
            session_name($name['name']);
        if (isset($name['path']))
            session_save_path($name['path']);
        if (isset($name['domain']))
            ini_set('session.cookie_domain', $name['domain']);
        if (isset($name['expire']))
            ini_set('session.gc_maxlifetime', $name['expire']);
        if (isset($name['use_trans_sid']))
            ini_set('session.use_trans_sid', $name['use_trans_sid'] ? 1 : 0);
        if (isset($name['use_cookies']))
            ini_set('session.use_cookies', $name['use_cookies'] ? 1 : 0);
        if (isset($name['cache_limiter']))
            session_cache_limiter($name['cache_limiter']);
        if (isset($name['cache_expire']))
            session_cache_expire($name['cache_expire']);
        if (isset($name['type']))
            C('SESSION_TYPE', $name['type']);
        if (C('SESSION_TYPE')) {
            // 读取session驱动
            $class = 'Session' . ucwords(strtolower(C('SESSION_TYPE')));
            // 检查驱动类
            if (require_cache(EXTEND_PATH . 'Driver/Session/' . $class . '.class.php')) {
                $hander = new $class();
                $hander->execute();
            } else {
                // 类没有定义
                throw_exception(L('_CLASS_NOT_EXIST_') . ': ' . $class);
            }
        }



        // 启动session
        if (C('SESSION_AUTO_START'))
            session_start();
    }
    elseif ('' === $value) {
        if (0 === strpos($name, '[')) {
            // session 操作
            if ('[pause]' == $name) {
                // 暂停session
                session_write_close();
            } elseif ('[start]' == $name) {
                // 启动session
                session_start();
            } elseif ('[destroy]' == $name) {
                // 销毁session
                $_SESSION = array();
                session_unset();
                session_destroy();
            } elseif ('[regenerate]' == $name) {
                // 重新生成id
                session_regenerate_id();
            }
        } elseif (0 === strpos($name, '?')) {
            // 检查session
            $name = substr($name, 1);
            if (strpos($name, '.')) {
                // 支持数组
                list($name1, $name2) = explode('.', $name);
                return $prefix ? isset($_SESSION[$prefix][$name1][$name2]) : isset($_SESSION[$name1][$name2]);
            } else {
                return $prefix ? isset($_SESSION[$prefix][$name]) : isset($_SESSION[$name]);
            }
        } elseif (is_null($name)) {
            // 清空session
            if ($prefix) {
                unset($_SESSION[$prefix]);
            } else {
                $_SESSION = array();
            }
        } elseif ($prefix) {
            // 获取session
            if (strpos($name, '.')) {
                list($name1, $name2) = explode('.', $name);
                return isset($_SESSION[$prefix][$name1][$name2]) ? $_SESSION[$prefix][$name1][$name2] : null;
            } else {
                return isset($_SESSION[$prefix][$name]) ? $_SESSION[$prefix][$name] : null;
            }
        } else {
            if (strpos($name, '.')) {
                list($name1, $name2) = explode('.', $name);
                return isset($_SESSION[$name1][$name2]) ? $_SESSION[$name1][$name2] : null;
            } else {
                return isset($_SESSION[$name]) ? $_SESSION[$name] : null;
            }
        }
    } elseif (is_null($value)) {
        // 删除session
        if ($prefix) {
            unset($_SESSION[$prefix][$name]);
        } else {
            unset($_SESSION[$name]);
        }
    } else {
        // 设置session
        if ($prefix) {
            if (!is_array($_SESSION[$prefix])) {
                $_SESSION[$prefix] = array();
            }
            $_SESSION[$prefix][$name] = $value;
        } else {
            $_SESSION[$name] = $value;
        }
    }
}

/**
 * Cookie 设置、获取、删除
 * @param string $name cookie名称
 * @param mixed $value cookie值
 * @param mixed $options cookie参数
 * @return mixed
 */
function cookie($name, $value = '', $option = null) {
    // 默认设置
    $config = array(
        'prefix' => C('COOKIE_PREFIX'), // cookie 名称前缀
        'expire' => C('COOKIE_EXPIRE'), // cookie 保存时间
        'path' => C('COOKIE_PATH'), // cookie 保存路径
        'domain' => C('COOKIE_DOMAIN'), // cookie 有效域名
    );
    // 参数设置(会覆盖黙认设置)
    if (!is_null($option)) {
        if (is_numeric($option))
            $option = array('expire' => $option);
        elseif (is_string($option))
            parse_str($option, $option);
        $config = array_merge($config, array_change_key_case($option));
    }
    // 清除指定前缀的所有cookie
    if (is_null($name)) {
        if (empty($_COOKIE))
            return;
        // 要删除的cookie前缀，不指定则删除config设置的指定前缀
        $prefix = empty($value) ? $config['prefix'] : $value;
        if (!empty($prefix)) {
            // 如果前缀为空字符串将不作处理直接返回
            foreach ($_COOKIE as $key => $val) {
                if (0 === stripos($key, $prefix)) {
                    setcookie($key, '', time() - 3600, $config['path'], $config['domain']);
                    unset($_COOKIE[$key]);
                }
            }
        }
        return;
    }
    $name = $config['prefix'] . $name;
    if ('' === $value) {
        if (isset($_COOKIE[$name])) {
            $value = $_COOKIE[$name];
            if (0 === strpos($value, 'think:')) {
                $value = substr($value, 6);
                return array_map('urldecode', json_decode(MAGIC_QUOTES_GPC ? stripslashes($value) : $value, true));
            } else {
                return $value;
            }
        } else {
            return null;
        }
    } else {
        if (is_null($value)) {
            setcookie($name, '', time() - 3600, $config['path'], $config['domain']);
            unset($_COOKIE[$name]); // 删除指定cookie
        } else {
            // 设置cookie
            if (is_array($value)) {
                $value = 'think:' . json_encode(array_map('urlencode', $value));
            }
            $expire = !empty($config['expire']) ? time() + intval($config['expire']) : 0;
            setcookie($name, $value, $expire, $config['path'], $config['domain']);
            $_COOKIE[$name] = $value;
        }
    }
}

/**
 * 加载动态扩展文件
 * @return void
 */
function load_ext_file() {
    // 加载自定义外部文件
    if (C('LOAD_EXT_FILE')) {
        $files = explode(',', C('LOAD_EXT_FILE'));
        foreach ($files as $file) {
            $file = COMMON_PATH . $file . '.php';
            if (is_file($file))
                include $file;
        }
    }
    // 加载自定义的动态配置文件
    if (C('LOAD_EXT_CONFIG')) {
        $configs = C('LOAD_EXT_CONFIG');
        if (is_string($configs))
            $configs = explode(',', $configs);
        foreach ($configs as $key => $config) {
            $file = CONF_PATH . $config . '.php';
            if (is_file($file)) {
                is_numeric($key) ? C(include $file) : C($key, include $file);
            }
        }
    }
}

/**
 * 获取客户端IP地址
 * @param integer $type 返回类型 0 返回IP地址 1 返回IPV4地址数字
 * @return mixed
 */
function get_client_ip($type = 0) {
    $type = $type ? 1 : 0;
    static $ip = NULL;
    if ($ip !== NULL)
        return $ip[$type];
    if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
        $arr = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']);
        $pos = array_search('unknown', $arr);
        if (false !== $pos)
            unset($arr[$pos]);
        $ip = trim($arr[0]);
    }
    elseif (isset($_SERVER['HTTP_CLIENT_IP'])) {
        $ip = $_SERVER['HTTP_CLIENT_IP'];
    } elseif (isset($_SERVER['REMOTE_ADDR'])) {
        $ip = $_SERVER['REMOTE_ADDR'];
    }
    // IP地址合法验证
    $long = sprintf("%u", ip2long($ip));
    $ip = $long ? array($ip, $long) : array('0.0.0.0', 0);
    return $ip[$type];
}

/**
 * 发送HTTP状态
 * @param integer $code 状态码
 * @return void
 */
function send_http_status($code) {
    static $_status = array(
        // Informational 1xx
        100 => 'Continue',
        101 => 'Switching Protocols',
        // Success 2xx
        200 => 'OK',
        201 => 'Created',
        202 => 'Accepted',
        203 => 'Non-Authoritative Information',
        204 => 'No Content',
        205 => 'Reset Content',
        206 => 'Partial Content',
        // Redirection 3xx
        300 => 'Multiple Choices',
        301 => 'Moved Permanently',
        302 => 'Moved Temporarily ', // 1.1
        303 => 'See Other',
        304 => 'Not Modified',
        305 => 'Use Proxy',
        // 306 is deprecated but reserved
        307 => 'Temporary Redirect',
        // Client Error 4xx
        400 => 'Bad Request',
        401 => 'Unauthorized',
        402 => 'Payment Required',
        403 => 'Forbidden',
        404 => 'Not Found',
        405 => 'Method Not Allowed',
        406 => 'Not Acceptable',
        407 => 'Proxy Authentication Required',
        408 => 'Request Timeout',
        409 => 'Conflict',
        410 => 'Gone',
        411 => 'Length Required',
        412 => 'Precondition Failed',
        413 => 'Request Entity Too Large',
        414 => 'Request-URI Too Long',
        415 => 'Unsupported Media Type',
        416 => 'Requested Range Not Satisfiable',
        417 => 'Expectation Failed',
        // Server Error 5xx
        500 => 'Internal Server Error',
        501 => 'Not Implemented',
        502 => 'Bad Gateway',
        503 => 'Service Unavailable',
        504 => 'Gateway Timeout',
        505 => 'HTTP Version Not Supported',
        509 => 'Bandwidth Limit Exceeded'
    );
    if (isset($_status[$code])) {
        header('HTTP/1.1 ' . $code . ' ' . $_status[$code]);
        // 确保FastCGI模式下正常
        header('Status:' . $code . ' ' . $_status[$code]);
    }
}

// 过滤表单中的表达式
function think_filter(& $value) {
    // TODO 其他安全过滤
    // 过滤查询特殊字符
    if (preg_match('/^(EXP|NEQ|GT|EGT|LT|ELT|OR|LIKE|NOTLIKE|NOTBETWEEN|NOT BETWEEN|BETWEEN|NOTIN|NOT IN|IN)$/i', $value)) {
        $value .= ' ';
    }
}
